puzzle

 ACROSS

  1 Lively dance

  4 Evade

  9 Fruit-filled pastries 

 14 Hullabaloo

 15 "Raining cats and dogs," for one

 16 Hawaiian greeting

 17 ___ C, aka Sporty Spice

 18 Seedy breakfast option (unscramble letters 6 to 11 in this answer)

 20 Negative press, informally

 22 Buy time

 23 Important stretch

 24 Not worth arguing about

 26 Started disliking, with "on"

 28 "The Marvelous Mrs. Maisel" actress (3 to 7)

 33 Physique, briefly

 34 Erotic poetry muse

 35 Does some housecleaning

 39 Supportive garments

 41 Whitney Houston's "I'm ___ Woman"

 43 Conceal, as an odor

 44 Speak off the cuff

 46 Made more bearable

 48 "Woo-hoo!"

 49 "The show that made country music famous" (5 to 10)

 52 French fashion house

 55 Women's rights icon Alice

 56 Juice box brand

 57 White House No. 2s

 61 Drizzle with ranch, say

 64 Community with a shared cultural background (5 to 9)

 67 Schumer or Poehler

 68 Get a move on

 69 "Haters ___ hate"

 70 Space heater?

 71 Ostentatious

 72 Watch stealthily

 73 Abbreviated list ender

DOWN

  1 Doorframe part

  2 Metaphorical lightbulb

  3 One of four won by Simone Biles in Rio

  4 Lose the threads?

  5 Poem of tribute

  6 Insult

  7 Animal that has kids

  8 Jane Austen heroine

  9 One might cover an alien abduction

 10 In the style of

 11 "I read you," on a radio

 12 In that place

 13 Healthy side dish

 19 Otherwise

 21 Old-timey curse

 25 Pulled apart

 27 E pluribus ___

 28 "Dancing Queen" band

 29 British noble

 30 "Nevermore" speaker

 31 Lieu

 32 Body's trunk

 36 Politeness reminder

 37 Alexander I, for one

 38 Vodka in a blue bottle

 40 Aries or Gemini

 42 Website with many bad reviews

 45 "The soul of wit"

 47 Like an emotionless comic delivery

 50 "Match Game" host Baldwin

 51 Couple's possessive

 52 "The Queen's Gambit" game

 53 Unforeseen snag

 54 Sound preceding "Bless you"

 58 Some are soft-boiled

 59 The handkerchief in "Othello," e.g.

 60 PlayStation maker

 62 Dirty literature

 63 Align

 65 At this moment

 66 Card game similar to Crazy Eights

solution